Battery grid



FIG. 1 is a perspective view;

FIG. 2 is a front elevational view;

FIG. 3 is a rear elevational view;

FIG. 4 is an end elevational view;

FIG. 5 is a top view;

FIG. 6 is a bottom view; and,

FIG. 7 is an opposite end view of FIG. 4. 

We claim the ornamental design for a battery grid, as shown and described. 